September weather forecast
Hunt Valley, MD

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Hunt Valley, Maryland, with an average temperature ranging between min 60.1°F (15.6°C) and max 76.3°F (24.6°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from a moderately hot 82.8°F (28.2°C) in August to a still warm 76.3°F (24.6°C). Throughout September, an average low-temperature of 60.1°F (15.6°C) is experienced.

Humidity

In September, the average relative humidity is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

In Hunt Valley, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

Sunshine

In Hunt Valley, the average sunshine in September is 9h.

UV index

In Hunt Valley, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: In September, an average UV index of 5 transforms into the following instructions:
Be vigilant - Preventing sunburn is recommended. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What are September temperatures?

The high-temperature, in September, in Hunt Valley, records 76.3°F (24.6°C), while the low-temperature is 60.1°F (15.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 7.5 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in September?

In Hunt Valley, during September, the rain falls for 7.5 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow?

In Hunt Valley, snow does not fall in May through October.

How many hours of daylight does Hunt Valley have in September?

In September, the average day length is 12h and 26min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:35 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Hunt Valley, MD

Average temperature in September - Hunt Valley, MD
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in September
Hunt Valley, MD

Average pressure in September - Hunt Valley, MD
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Hunt Valley, MD

Average wind speed in September - Hunt Valley, MD
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in September
Hunt Valley, MD

Average humidity in September - Hunt Valley, MD
  • Average humidity in September: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in September
Hunt Valley, MD

Average rainfall in September - Hunt Valley, MD
  • Average rainfall in September: 0.43"

The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in September
Hunt Valley, MD

Average rainfall days in September - Hunt Valley, MD
  • Average rainfall days in September: 7.5 days

The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (5.2 days).

Average snowfall in September
Hunt Valley, MD

Average snowfall in September - Hunt Valley, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Hunt Valley, MD

Average snowfall days in September - Hunt Valley, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Hunt Valley, MD

Average daylight in September / Average sunshine in September - Hunt Valley, MD
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in September
Hunt Valley, MD

Average sunshine days in September - Hunt Valley, MD
  • Average sunshine days in September: 20.1 days

The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is July (15.2 days).

Average UV index in September
Hunt Valley, MD

Average UV index in September - Hunt Valley, MD
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Hunt Valley, MD

Average cloud cover in September - Hunt Valley, MD
  • Average cloud cover in September: 36

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in September
Hunt Valley, MD

Average visibility in September - Hunt Valley, MD
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Hunt Valley, Maryland, USA

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